Add nidigital system tests for low level actions

[ni-jfitzger]

• This contribution adheres to CONTRIBUTING.md.

• I've updated CHANGELOG.md if applicable.

• I've added tests applicable for this pull request

What does this Pull Request accomplish?

• Documents coverage of initiate in test_configure_pattern_burst_sites and corrects api usage
• Adds test test_commit
• Adds test test_initiate_context_manager_and_wait_until_done
  • Covers context manager for initiate
  • Covers wait_until_done
  • Covers is_done
• Adds test test_abort
• Adds test test_abort_keep_alive

List issues fixed by this Pull Request below, if any.

What testing has been done?

Ran the system tests on a system with ni-digital 19.0.1 installed.

[codecov]

Codecov Report

Merging #1432 into master will decrease coverage by 4.24%.
The diff coverage is n/a.

@@            Coverage Diff             @@
##           master    #1432      +/-   ##
==========================================
- Coverage   96.14%   91.90%   -4.25%     
==========================================
  Files          10       20      +10     
  Lines        1686     3642    +1956     
==========================================
+ Hits         1621     3347    +1726     
- Misses         65      295     +230     

Flag	Coverage Δ
#codegenunittests	88.24% <ø> (?)
#nifakeunittests	96.36% <ø> (ø)
#nimodinstunittests	95.37% <ø> (ø)
#nitclkunittests	95.45% <ø> (ø)

Impacted Files	Coverage Δ
build/helper/metadata_add_all.py	81.35% <0.00%> (ø)
build/helper/__init__.py	100.00% <0.00%> (ø)
build/helper/helper.py	88.28% <0.00%> (ø)
build/helper/codegen_helper.py	92.44% <0.00%> (ø)
build/helper/documentation_snippets.py	90.80% <0.00%> (ø)
build/helper/metadata_filters.py	78.16% <0.00%> (ø)
build/helper/documentation_helper.py	89.42% <0.00%> (ø)
build/helper/metadata_find.py	90.00% <0.00%> (ø)
build/helper/metadata_merge_dicts.py	89.01% <0.00%> (ø)
build/helper/parameter_usage_options.py	100.00% <0.00%> (ø)

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